... from China; Certification:ISO14001:2004 ISO9001:2001 SGS Specifications Sleeve type expansion anchor bolt Process Capablilities Standard ISO, GB, DIN, JIS ... styles According client's requiresCoating/Surface treatment Zinc,Tin,Sn/Pb,Nickel,Chrome,Titanium, Cadmium, Dacromet,Heat dip zinc, Chromate , Electro ...